18086992

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 44675712

約数和(自身を除く): 26588720

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 53, 56, 77, 88, 106, 112, 154, 176, 212, 277, 308, 371, 424, 554, 583, 616, 742, 848, 1108, 1166, 1232, 1484, 1939, 2216, 2332, 2968, 3047, 3878, 4081, 4432, 4664, 5936, 6094, 7756, 8162, 9328, 12188, 14681, 15512, 16324, 21329, 24376, 29362, 31024, 32648, 42658, 48752, 58724, 65296, 85316, 102767, 117448, 161491, 170632, 205534, 234896, 322982, 341264, 411068, 645964, 822136, 1130437, 1291928, 1644272, 2260874, 2583856, 4521748, 9043496, 18086992]

約数ペア:

[(1, 18086992), (2, 9043496), (4, 4521748), (7, 2583856), (8, 2260874), (11, 1644272), (14, 1291928), (16, 1130437), (22, 822136), (28, 645964), (44, 411068), (53, 341264), (56, 322982), (77, 234896), (88, 205534), (106, 170632), (112, 161491), (154, 117448), (176, 102767), (212, 85316), (277, 65296), (308, 58724), (371, 48752), (424, 42658), (554, 32648), (583, 31024), (616, 29362), (742, 24376), (848, 21329), (1108, 16324), (1166, 15512), (1232, 14681), (1484, 12188), (1939, 9328), (2216, 8162), (2332, 7756), (2968, 6094), (3047, 5936), (3878, 4664), (4081, 4432)]